BGS mineralogy and petrology collection record

Sample number S22090
Sample Donor Bailey, E.B.
Rock name 'Original entry: Chalk'
Stratigraphy Not entered
Comments Chalk veined by desert sand and silicified; Pre-Tertiary Mem, p. 56
Locality details Roadside, Clachandhu, Mull
50k map sheet Iona (43)

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Map reference NM 4550 3539
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


S22090

Cross Polarized, S22090

Plane Polarized, S22090

Plane Polarized, S22090